Finish level 1 with no kill

Finish level 2 with no kill

Finish level 2 without using the checkpoint

Finish level 3 with no more than two kills

Finish level 3 without using the checkpoint

Finish level 4 with no more than two kills

Finish level 4 without using the checkpoint

Finish level 5 with no more than four kills

Finish level 6 without using the checkpoint

Finish level 6 with no more than two kills

Killed a nice and sweet dog